<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>Shopping list example</title>
    <style>
      li {
        margin-bottom: 10px;
      }

      li button {
        font-size: 8px;
        margin-left: 20px;
        color: #666;
      }
    </style>
  </head>
  <body>

    <h1>My shopping list</h1>

    <div>
      <label for="item">Enter a new item:</label>
      <input type="text" name="item" id="item">
      <button>Add item</button>
    </div>

    <ul>

    </ul>

    <script>
      var ul = document.querySelector('ul');
      var input = document.querySelector('input');
      var button = document.querySelector('button');

      button.onclick = function() {
        var shopName = input.value;
        input.value = '';
        var li = document.createElement('li');
        var span = document.createElement('span');
        var btn = document.createElement('button');

        // li.appendChild(span);
        // li.appendChild(btn);
        li.append(span, btn);
        span.textContent = shopName;
        btn.textContent = 'Delete';
        ul.appendChild(li);
        btn.addEventListener('click', function() {
          ul.removeChild(li);
          input.focus();
        });
        input.focus();
      }
    </script>
  </body>
</html>
